Rack



FIG. 1 is a perspective view of a rack showing my new design;

FIG. 2 is front elevation view thereof;

FIG. 3 is a back elevation view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken line showing of the rack is for the purpose of illustrating article and forms no part of the claimed design. 

CLAIM The ornamental design for a rack, as shown and described. 